/// <summary>
/// Gets a CollisionInteractable by specified tag.
/// </summary>
/// <param name="tag">The target CollisionInteractable tag.</param>
/// <param name="isLast">If the target CollisionInteractable must be the last collision.</param>
/// <returns>
/// The collided CollisionInteractable or null if the conditions are not met.
/// </returns>
public CollisionInteractable CollisionWith(EInteractable tag, bool isLast)
{
if (isLast)
{
if (_collisionInteractables.Count == 0)
{
return(null);
}
CollisionInteractable collisionInteractable =
_collisionInteractables[_collisionInteractables.Count - 1].transform.GetComponent <CollisionInteractable>();
return(collisionInteractable.ContainsTag(tag)
? _collisionInteractables[_collisionInteractables.Count - 1]
: null);
}
foreach (var collisionInteractable in _collisionInteractables)
{
if (collisionInteractable != null && collisionInteractable.ContainsTag(tag))
{
return(collisionInteractable);
}
}
return(null);
}
private void OnTriggerExit(Collider other)
{
if (other.attachedRigidbody == null)
{
return;
}
CollisionInteractable otherCollisionInteractable =
other.attachedRigidbody.transform.GetComponent <CollisionInteractable>();
if (_collisionInteractables.Contains(otherCollisionInteractable))
{
if (_colliderCounts[_collisionInteractables.IndexOf(otherCollisionInteractable)] > 1)
{
_colliderCounts[_collisionInteractables.IndexOf(otherCollisionInteractable)]--;
}
else
{
_colliderCounts.RemoveAt(_collisionInteractables.IndexOf(otherCollisionInteractable));
_collisionInteractables.Remove(otherCollisionInteractable);
}
}
}
private void OnTriggerEnter(Collider other)
{
if (other.attachedRigidbody == null)
{
return;
}
CollisionInteractable otherCollisionInteractable =
other.attachedRigidbody.transform.GetComponent <CollisionInteractable>();
if (otherCollisionInteractable != null)
{
if (!_collisionInteractables.Contains(otherCollisionInteractable))
{
_collisionInteractables.Add(otherCollisionInteractable);
_colliderCounts.Add(1);
}
else
{
_colliderCounts[_collisionInteractables.IndexOf(otherCollisionInteractable)] += 1;
}
}
}
/// <summary>
/// Gets a CollisionInteractable by specified tag.
/// </summary>
/// <param name="target">The target CollisionInteractable.</param>
/// <param name="isLast">If the target CollisionInteractable must be the last collision.</param>
/// <returns>
/// The target CollisionInteractable or null if the conditions are not met.
/// </returns>
public CollisionInteractable CollisionWith(CollisionInteractable target, bool isLast)
{
if (isLast)
{
if (_collisionInteractables.Count == 0)
{
return(null);
}
return(_collisionInteractables[_collisionInteractables.Count - 1].transform == target.transform
? _collisionInteractables[_collisionInteractables.Count - 1]
: null);
}
foreach (var collisionInteractable in _collisionInteractables)
{
if (collisionInteractable == target)
{
return(collisionInteractable);
}
}
return(null);
}
/// <summary>
/// Removes tracking of a specified CollisionInteractable.
/// </summary>
/// <param name="otherCollisionInteractable">The CollisionInteractable to be removed.</param>
public void RemoveCollision(CollisionInteractable otherCollisionInteractable)
{
_colliderCounts.RemoveAt(_collisionInteractables.IndexOf(otherCollisionInteractable));
_collisionInteractables.Remove(otherCollisionInteractable);
}